4-(4-(Trifluoromethyl)phenyl)but-3-yn-2-one CAS 681432-15-5
| CAS No. | 681432-15-5 |
| Molecular Formula | C11H7F3O |
| Molecular Weight | 212.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-(4-(Trifluoromethyl)phenyl)but-3-yn-2-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
4-(4-(Trifluoromethyl)phenyl)but-3-yn-2-one (CAS 681432-15-5) is a high-purity analytical reference standard with the molecular formula C11H7F3O and a molecular weight of 212.17 g/mol.
Structurally, 4-(4-(Trifluoromethyl)phenyl)but-3-yn-2-one (C11H7F3O) contains a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 212.17 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H7F3O |
| Molecular Weight | 212.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
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Recommended Standards
- 4-(4-(Trifluoromethyl)phenyl)-1H-imidazole (CAS 37148-86-0)
- 4,4-Diethoxy-1,1,1-trifluoro-3-buten-2-one (CAS 40657-29-2)
- 4-(1,3-Dioxolan-2-yl)-2-fluorobenzoic acid (CAS 936551-94-9)
- 4-methyl-2-(trifluoromethyl)pyrimidine-5-carboxylic acid (CAS 306960-74-7)
- 5-(4-Bromo-2-methylphenyl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1342248-63-8)
- ((2R,4R)-4-Fluoro-1,2-dimethylpyrrolidin-2-yl)methanol (CAS 2803284-17-3)
- 1,3-Bis(4-methoxyphenyl)-1,3-propanedione (CAS 18362-51-1)
- methyl 1-acetyl-1H-pyrrolo[2,3-b]pyridine-3-carboxylate (CAS 1864073-23-3)
- 6-Methoxy-3-methyl-1,2,3,4-tetrahydronaphthalen-1-amine hydrochloride (CAS 2137653-25-7)
- 1-(1H-Benzo[d]imidazol-2-yl)-6-styryl-1,5,6,7-tetrahydro-4H-indazol-4-one (CAS 924864-46-0)
- BTZ2F89-2Br (CAS 1616860-69-5)
- 4-(Benzyloxy)-2,6-dimethoxybenzaldehyde (CAS 679428-14-9)
- Potassium trifluoro(3-(4-nitrophenoxy)phenyl)borate (CAS 1073468-34-4)
- Pheromone Biosynthesis Activating Neuropeptide (Helicoverpa assulta, Heliothis zea) (CAS 122071-54-9)
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